pub fn show() {
    println!("Hysteria {}", env!("CARGO_PKG_VERSION"));
    println!("Rust implementation with web management interface");
    println!();
    println!("Build info:");
    println!("  Version: {}", env!("CARGO_PKG_VERSION"));
    println!("  Rust: {}", env!("CARGO_PKG_RUST_VERSION"));
}
